luau/VM/src/ltm.h
Varun Saini 29047504da
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Sync to upstream/release/657 (#1619)
## General
- Fix a parsing bug related to the starting position of function names.
- Rename Luau's `Table` struct to `LuaTable`.

## New Solver
- Add support for generics in user-defined type functions
([RFC](https://rfcs.luau.org/support-for-generic-function-types-in-user-defined-type-functions.html)).
- Provide a definition of `math.lerp` to the typechecker.
- Implement error suppression in `string.format`.
  - Fixes #1587.
- Ensure function call discriminant types are always filled when
resolving `FunctionCallConstraint`.

---

Co-authored-by: Ariel Weiss <aaronweiss@roblox.com>
Co-authored-by: Hunter Goldstein <hgoldstein@roblox.com>
Co-authored-by: Talha Pathan <tpathan@roblox.com>
Co-authored-by: Vyacheslav Egorov <vegorov@roblox.com>
2025-01-17 14:55:39 -08:00

60 lines
1.4 KiB
C

// This file is part of the Luau programming language and is licensed under MIT License; see LICENSE.txt for details
// This code is based on Lua 5.x implementation licensed under MIT License; see lua_LICENSE.txt for details
#pragma once
#include "lobject.h"
/*
* WARNING: if you change the order of this enumeration,
* grep "ORDER TM"
*/
// clang-format off
typedef enum
{
TM_INDEX,
TM_NEWINDEX,
TM_MODE,
TM_NAMECALL,
TM_CALL,
TM_ITER,
TM_LEN,
TM_EQ, // last tag method with `fast' access
TM_ADD,
TM_SUB,
TM_MUL,
TM_DIV,
TM_IDIV,
TM_MOD,
TM_POW,
TM_UNM,
TM_LT,
TM_LE,
TM_CONCAT,
TM_TYPE,
TM_METATABLE,
TM_N // number of elements in the enum
} TMS;
// clang-format on
#define gfasttm(g, et, e) ((et) == NULL ? NULL : ((et)->tmcache & (1u << (e))) ? NULL : luaT_gettm(et, e, (g)->tmname[e]))
#define fasttm(l, et, e) gfasttm(l->global, et, e)
#define fastnotm(et, e) ((et) == NULL || ((et)->tmcache & (1u << (e))))
LUAI_DATA const char* const luaT_typenames[];
LUAI_DATA const char* const luaT_eventname[];
LUAI_FUNC const TValue* luaT_gettm(LuaTable* events, TMS event, TString* ename);
LUAI_FUNC const TValue* luaT_gettmbyobj(lua_State* L, const TValue* o, TMS event);
LUAI_FUNC const TString* luaT_objtypenamestr(lua_State* L, const TValue* o);
LUAI_FUNC const char* luaT_objtypename(lua_State* L, const TValue* o);
LUAI_FUNC void luaT_init(lua_State* L);